Synonyms for

Os

Verb / ɑ:s / Another word for os — explore alternatives below. For syllable breakdowns and pronunciation, see this word on Syllablesworld.

Definition

The bone of an animal's mouth or skull.

Synonyms & similar words

oxygen typeo oculussinister operatingsystem atomicnumber o groupo os bone osmium bone skull jawbone mandible cranium framework skeleton structure framework framework

Synonyms by register

Formal

mouth opening orifice aperture

Informal

mouth hole gap

Literary

maw gullet portal

Antonyms

mouth opening entrance exit aperture orifice

Common collocations

  • oral tradition
  • oral hygiene
  • oral examination
  • oral presentation
  • oral sex
  • oral cancer
  • oral cavity

Word family

adjective oral

Usage note

The word 'os' is primarily used in anatomical and biological contexts. In everyday language, 'mouth' is the more common term.

Example sentences

  1. The os of a cow is much larger than that of a rabbit.
  2. The hunter collected the os of the deer for his collection.
  3. The os of a bird is very light and delicate.
  4. The os of a fish is often used for making soup.
  5. The archaeologist found an os from an ancient animal.

Quotes

  • The os was picked clean by scavengers.
  • The os is an important part of an animal's anatomy.
  • The os can provide important clues to a creature's diet.

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